Finding the Fourth Proportional to 10,185,476.36, 15,278,218.67 and 2,509,270.52
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Solution
The fourth proportional to 10,185,476.36, 15,278,218.67 and 2,509,270.52 is: 3,763,906.79
Step by Step Solution
- Step 1: Write the proportion equation
10,185,476.36 : 15,278,218.67 = 2,509,270.52 : x - Step 2: Convert to fraction form
10,185,476.36/15,278,218.67 = 2,509,270.52/x - Step 3: Cross multiply
10,185,476.36x = 15,278,218.67 × 2,509,270.52 - Step 4: Simplify right side
10,185,476.36x = 38,337,183,622,512.05 - Step 5: Solve for x
x = 38,337,183,622,512.05/10,185,476.36 - Step 6: Final answer
x = 3,763,906.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.